Key Capabilities
File Operations
Create, read, and edit files with diff-based changes. See exactly what Cline wants to change before approving.
Terminal Commands
Execute shell commands, install packages, run builds, start servers — with your permission each time.
Web Browsing
Browse documentation, search the web, and extract information from URLs.
MCP Integration
Use any MCP server as a tool — databases, APIs, file systems, and custom tools.
Multi-Model Support
- Anthropic: Claude Sonnet/Opus
- OpenAI: GPT-4o, o3
- Google: Gemini
- Local: Ollama, LM Studio
- Any: OpenRouter, OpenAI-compatible endpoints
Human-in-the-Loop
Every action requires your approval. You stay in control — approve, reject, or modify each step.
FAQ
Q: What is Cline? A: An autonomous AI coding agent for VS Code that creates/edits files, runs commands, browses the web, and uses MCP tools — with human approval at every step. 60K+ GitHub stars, Apache 2.0 licensed.
Q: Is Cline free? A: The extension is free and open-source. You need your own LLM API key (OpenAI, Anthropic, etc.) or a local model via Ollama.